<template>
    <div>
<p>啊啊啊啊啊啊啊啊</p>
<h1>{{FFF}}</h1>
<h2>{{CCCC}}</h2>
<button class="btn btn-primary" @click="DDDD">修改</button>
    </div>
</template>

<script setup lang="ts">
import { ref } from 'vue';
let FFF="同桌是我哥";
let CCCC=ref(1);
const DDDD=()=>{CCCC.value++};
const XXX=()=>{};
</script>

<style scoped>

</style>